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简单而可靠的汽车电池测试仪 Simple but reliable car battery testerThis circuit uses the popular and easy to find LM3914 IC. ......
简单的直流电机PWM调速电路 Simple DC motor PWM speed controlThe 555 is ubiquitous and can be used as simple PWM speed cont......
下面是 [LMZ10505EXT设计的5A SIMPLE SWITCHER电源电路]的电路图 LMZ10505EXT 是5A SIMPLE SWITCHER电源模块,最大输入电压5.5V,符合军用标准。LMZ10505......
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Here is a handy gadget for test- ing of infrared (IR) based re- mote control transmitters used for TVs and VCR......
This very simple circuit uses a transformer ,two diodes , a capacitor and an ammeter. To charge a battery just......
ere is a versatile circuit of IF signal generator which may be of interest to radio hobbyists and professional......
Normally analogue-to-digital con-verter (ADC) needs interfacing through a microprocessor to convert analogue d......